!scallsstr()on the result!rcallsrepr()on the result!acallsascii()on the result
>>> f"He said his name is {name!r}."
"He said his name is 'Fred'."!s calls str() on the result!r calls repr() on the result!a calls ascii() on the result>>> f"He said his name is {name!r}."
"He said his name is 'Fred'."